Refactor APT code to be re-usable for domain requests & other similar things; impleme...

[hcoop/zz_old/portal.git] / util.sig

diff --git a/util.sig b/util.sig
index 2c134b8..55b05c3 100644 (file)
--- a/util.sig
+++ b/util.sig
@@ -12,4 +12,8 @@ sig
     val id : 'a -> 'a
     val makeSet : ('a -> string) -> 'a list -> string
     val neg : real -> real
+
+    val validHost : string -> bool
+    val validDomain : string -> bool
+    val whoisUrl : string -> string
 end
\ No newline at end of file